Finding the Fourth Proportional to 13,053,834.96, 18,010,363.77 and 7,824,935.31

Step by Step Solution

1. Step 1: Write the proportion equation
   13,053,834.96 : 18,010,363.77 = 7,824,935.31 : x
2. Step 2: Convert to fraction form
   13,053,834.96/18,010,363.77 = 7,824,935.31/x
3. Step 3: Cross multiply
   13,053,834.96x = 18,010,363.77 × 7,824,935.31
4. Step 4: Simplify right side
   13,053,834.96x = 140,929,931,409,817.72
5. Step 5: Solve for x
   x = 140,929,931,409,817.72/13,053,834.96
6. Step 6: Final answer
   x = 10,796,055.86